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How China ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
6,622 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144248-63 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145275CN | AS145275-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145117CN | AS145117-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146001CN | AS146001-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143441CN | AS143441-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143643CN | AS143643-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143137CN | AS143137-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142759CN | AS142759-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143527CN | AS143527-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143977CN | AS143977-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144114CN | AS144114-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143179CN | AS143179-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146576CN | AS146576-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145379CN | AS145379-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145236CN | AS145236-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144048CN | AS144048-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145096CN | AS145096-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146344CN | AS146344-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145233CN | AS145233-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146543CN | AS146543-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143846CN | AS143846-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144739CN | AS144739-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145513CN | AS145513-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145424CN | AS145424-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142917CN | AS142917-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146070CN | AS146070-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146397CN | AS146397-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143185CN | AS143185-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144989CN | AS144989-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145748CN | AS145748-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142884CN | AS142884-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145108CN | AS145108-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145742CN | AS145742-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142988CN | AS142988-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145760CN | AS145760-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144143CN | AS144143-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146409CN | AS146409-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143920CN | AS143920-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144292CN | AS144292-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24144CN | LSHIY-AS-AP - Wuhan LSHIY Network Technology Co., Ltd. | — | 65.5K | 1 |
| AS144712CN | AS144712-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144364CN | AS144364-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144876CN | AS144876-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146570CN | AS146570-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145078CN | AS145078-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144644CN | AS144644-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |